<template>
  <div>flow.js</div>
  </template>
<script type="text/babel">

export default {
  name: "async-components1",
  data: function() {
    return {
      tab: "1"
    };
  },
  created(){
    this.t1("df")
  },
  methods:{
                /* @flow */
      t1:function(num:number):number{
        console.log(num)
        return {};
      }
  }
};
</script>